A.wood
B.all above
C.plastic
D.glass
Explanation: The correct answer is all above.
Submitted by: Academy of Pakistan
Electrical Engineering MCQs: 3,658 practice questions with answer choices and available explanations. Page 179 of 244.
Electrical Engineering MCQs by topic
Basic Electrical MCQs121Power Electronics217Transformers132Transmission and Distribution90D.C. Motors130D.C. Generators120Polyphase Induction Motors99Single Phase Induction Motors110Synchronous Motors122Network Theorems47Economics of Power Generation98A.C. Fundamentals, Circuits and Circuit Theory109Cables57Electrolysis and Storage of Batteries119Electrostatics180Magnetic Circuit28Rectifiers and Converters58Magnetism and Electromagnetism85Electromagnetic Induction85Switchgear and Protection102OP-AMP Circuits24Heating and Welding50Earthing or Grounding11Parallel Circuits25Oscillators28Amplifiers with Negative Feedback18Transistors42Semiconductor Diode44Analog Electronics46Hybrid Parameters12Modulation and Demodulation40Control Systems100Digital Electronics36Electric Traction74Electrical Engineering Materials100Electrical Machine Design103Electronic Instruments30Field Effect Transistors - FET47Industrial Drives70Integrated Circuits15Measurement and Instrumentation109Multi-Stage Transistor Amplifiers40Power Generation121Regulated D.C. Power Supply39SCR (Silicon Controlled Rectifiers)25Semiconductor Theory35Single Stage Transistor Amplifiers38Solid-State Switching Circuits29Transistor Audio Power Amplifiers39Transistor Biasing40Transistor Tuned Amplifiers40Series-Parallel Circuits29Passive Filters20Operational Amplifier30
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Electrical Engineering MCQs
Showing page 179 of 244 · 3,658 total solved questions available.
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A.sR2 = X2
B.R2 = sX2
C.R2 = s2X2
D.sR2X2 = 1
Explanation: The correct answer is R2 = sX2.
Submitted by: Academy of Pakistan
A.High efficiency operation
B.Variable speed drive
C.Reversibility
D.High starting torque
Explanation: The correct answer is Variable speed drive.
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A.using a solar pond
B.using flat plate collectors
C.using focusing collector or heliostates
D.any of the above system
Explanation: The correct answer is any of the above system.
Submitted by: Academy of Pakistan
A.transparent body
B.white body
C.grey body
D.black body
Explanation: The correct answer is white body.
Submitted by: Academy of Pakistan
A.linear elements only
B.linear, non-linear, active and passive elements
C.linear, non-linear, active, passive, time varying as wells as time-in-variant elements
D.nonlinear elements only
Explanation: The correct answer is linear, non-linear, active, passive, time varying as wells as time-in-variant elements.
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A.Paper capacitor
B.Ceramic capacitor
C.Mica capacitor
D.Electrolytic capacitor
Explanation: The correct answer is Electrolytic capacitor.
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A.pulsating magnetic flux
B.oscillating magnetic field
C.relative rotation between field and armature
D.all above
Explanation: The correct answer is relative rotation between field and armature.
Submitted by: Academy of Pakistan
A.show low resistance momentarily and back off to a very high resistance
B.not move at all
C.go quickly to 50 ohm approximately and remain there
D.show high resistance momentarily and then a very low resistance
Explanation: The correct answer is show low resistance momentarily and back off to a very high resistance.
Submitted by: Academy of Pakistan
A.Single phase motors
B.Slip ring induction motors
C.D.C. motors
D.Squirrel cage induction motors
Explanation: The correct answer is D.C. motors.
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A.becomes double
B.remains unchanged
C.becomes one-fourth
D.becomes one-half
Explanation: The correct answer is becomes double.
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A.4 V, 6 V
B.2 V, 6 V
C.2 V, 4 V
D.2 V, 2 V
Explanation: The correct answer is 2 V, 4 V.
Submitted by: Academy of Pakistan
A.current
B.direction of force on the conductor
C.magnetic field
D.voltage
Explanation: The correct answer is magnetic field.
Submitted by: Academy of Pakistan
A.Ratio of output to input
B.True component of power
C.Input power
D.Losses
E.kWh consumed
Explanation: The correct answer is Losses.
Submitted by: Academy of Pakistan
A.slip rings
B.commutator
C.solid connection
D.none of above
Explanation: The correct answer is commutator.
Submitted by: Academy of Pakistan